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CVE-2020-27351

Estado: ModificadaBaja (2.8)—
Detalles técnicos trazas, registros y código del informe original
Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.cc, aka GHSL-2020-170. This issue affects: python-apt 1.1.0~beta1 versions prior to 1.1.0~beta1ubuntu0.16.04.10; 1.6.5ubuntu0 versions prior to 1.6.5ubuntu0.4; 2.0.0ubuntu0 versions prior to 2.0.0ubuntu0.20.04.2; 2.1.3ubuntu1 versions prior to 2.1.3ubuntu1.1;

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Debian — Advanced Package Tool

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-27351",
  "cveTags": [],
  "metrics": {
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        "type": "Primary",
        "source": "nvd@nist.gov",
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          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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          "baseSeverity": "LOW",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:L",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "NONE"
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        "impactScore": 1.4,
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        "exploitabilityScore": 1.3
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          "vendor": "Canonical",
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              "lessThan": "1.1.0~beta1ubuntu0.16.04.10",
              "versionType": "custom"
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            {
              "status": "affected",
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              "version": "2.0.0ubuntu0",
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              "version": "2.1.3ubuntu1",
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  ],
  "published": "2020-12-10T04:15:11.547",
  "references": [
    {
      "url": "https://bugs.launchpad.net/bugs/1899193",
      "tags": [
        "Broken Link"
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      "source": "security@ubuntu.com"
    },
    {
      "url": "https://usn.ubuntu.com/usn/usn-4668-1",
      "tags": [
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    {
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      "source": "security@ubuntu.com"
    },
    {
      "url": "https://bugs.launchpad.net/bugs/1899193",
      "tags": [
        "Broken Link"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "security@ubuntu.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-772"
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    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-772"
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  "descriptions": [
    {
      "lang": "en",
      "value": "Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.cc, aka GHSL-2020-170. This issue affects: python-apt 1.1.0~beta1 versions prior to 1.1.0~beta1ubuntu0.16.04.10; 1.6.5ubuntu0 versions prior to 1.6.5ubuntu0.4; 2.0.0ubuntu0 versions prior to 2.0.0ubuntu0.20.04.2; 2.1.3ubuntu1 versions prior to 2.1.3ubuntu1.1;"
    },
    {
      "lang": "es",
      "value": "Se encontraron varios filtrados de memoria y descriptores de archivos en los archivos python/arfile.cc, python/tag.cc, python/tarfile.cc, también se conoce como GHSL-2020-170. Este problema afecta a: python-apt versiones 1.1.0~beta1 anteriores a 1.1.0~beta1ubuntu0.16.04.10; versiones 1.6.5ubuntu0 anteriores a 1.6.5ubuntu0.4; versiones 2.0.0ubuntu0 anteriores a 2.0.0ubuntu0.20.04.2; versiones 2.1.3ubuntu1 anteriores a 2.1.3ubuntu1.1;"
    }
  ],
  "lastModified": "2026-06-17T03:09:09.857",
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